Fix the OSX build

ft/ft_node-serialize.cc

@@ -315,9 +315,9 @@ serialize_nonleaf_childinfo(NONLEAF_CHILDINFO bnc, struct wbuf *wb)
     FIFO_ITERATE(
         bnc->buffer, key, keylen, data, datalen, type, msn, xids, is_fresh,
         {
-            paranoid_invariant((int)type>=0 && type<256);
-            wbuf_nocrc_char(wb, (unsigned char)type);
-            wbuf_nocrc_char(wb, (unsigned char)is_fresh);
+            paranoid_invariant((int) type >= 0 && (int) type < 256);
+            wbuf_nocrc_char(wb, (unsigned char) type);
+            wbuf_nocrc_char(wb, (unsigned char) is_fresh);
             wbuf_MSN(wb, msn);
             wbuf_nocrc_xids(wb, xids);
             wbuf_nocrc_bytes(wb, key, keylen);

util/dmt.cc

@@ -1185,7 +1185,7 @@ void dmt<dmtdata_t, dmtdataout_t, dmtwriter_t>::builder::append(const dmtwriter_
     paranoid_invariant(this->temp_valid);
     //NOTE: Always use d.a.num_values for size because we have not yet created root.
     if (this->temp.values_same_size && (this->temp.d.a.num_values == 0 || value.get_size() == this->temp.value_length)) {
-        this->temp.insert_at_array_end<false>(value);
+        temp.insert_at_array_end<false>(value);
         return;
     }
     if (this->temp.is_array) {